Push switch



FIG. 1 is a front, left side and top perspective view of a push switch showing my new design;

FIG. 2 is a front, right side and bottom perspective view thereof;

FIG. 3 is a rear, right side and top perspective view thereof;

FIG. 4 is a front elevation thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof; the right side view being a mirror image thereto;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

I claim the ornamental design for a push switch, as shown and described. 